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4//SEC Filing

MARTEK BIOSCIENCES CORP 4

Accession 0001209191-05-019844

CIK 0000892025operating

View on SEC.gov Company Profile

Filed

Apr 6, 8:00 PM ET

Accepted

Apr 7, 9:53 AM ET

Size

8.7 KB

Accession

0001209191-05-019844

Insider Transaction Report

Form 4

Period: 2005-04-06

MARTEK BIOSCIENCES CORPMATK

ROTBERG EUGENE H

Director

Transactions

Sale
Common Stock
2005-04-06$60.82/sh−15,000$912,251→ 41,750 total
Exercise/Conversion
Stock Option
2005-04-06−15,000→ 0 total
Exercise: $12.00From: 2000-09-16Exp: 2010-03-16→ Common Stock (15,000 underlying)
Exercise/Conversion
Common Stock
2005-04-06$12.00/sh+15,000$180,000→ 56,750 total

Documents

1 file

4
doc4.xmlPrimary
FORM 4 SUBMISSION

Issuer

MARTEK BIOSCIENCES CORP

CIK 0000892025

Entity typeoperating

IncorporatedDE

Related Parties

1

filerCIK 0000892025

Filing Metadata

Form type: 4
Filed: Apr 6, 8:00 PM ET
Accepted: Apr 7, 9:53 AM ET
Size: 8.7 KB

View on SEC.gov